Harrelson, a candidate for the National Baseball Hall of Fame's 2014 Ford C. Frick Award, will be the first guest analyst to visit Studio 3, with a two-night stint on MLB Network's Emmy Award-winning MLB Tonight starting this Friday, October 4.

Jones, who appeared in the Postseason for the first time in 2012 with the Orioles, will make his guest analyst debut on MLB Tonight during the LDS on October 6 and 7.

Teixeira, a 2009 World Series champion with the Yankees, will appear on MLB Tonight on October 8 and 9.

DeRosa, who was a member of the 2010 World Champion Giants and appeared as a Postseason guest analyst on MLB Network in 2011, will join MLB Tonight on October 10 and 11.

Ibanez, who has made five Postseason appearances over his career including a trip to the World Series in 2009 with the Philadelphia Phillies, will work as a guest analyst during the League Championship Series on October 15 and 16.

MLB Tonight presented by Bacardi Oakheart will air before and after every Postseason game with reporters including Kristina Akra, Alanna Rizzo, Ken Rosenthal, Sam Ryan and Heidi Watney on-site at each ballpark. MLB Network's daily Postseason programming schedule, including The Rundown, Intentional Talk and MLB Tonight, is available here.

MLB Network will keep its social media followers updated with the latest news, quotes, interview clips and highlights using #MLBTonight, #Postseason and #WorldSeries through its presence on Facebook and Twitter. Fans can also stay up to date by following MLB Network's on-air personalities on Twitter.

About MLB Network:

MLB Network is the ultimate television destination for baseball fans, featuring the multiple Emmy Award-winning MLB Tonight, live regular season and Postseason game telecasts, original programming, highlights, and insights and analysis from the best in the business, including Bob Costas, Peter Gammons, Jim Kaat, Al Leiter and Harold Reynolds. MLB Network debuted on January 1, 2009 in a record-setting 50 million homes and is currently distributed in 71 million homes throughout the U.S. and Puerto Rico. For more information and to find MLB Network in your area, go to www.MLBNetwork.com.